#include <iostream>
#include <vector>
#include <cstdio>
#include <sstream>
#include <map>
#include <string>
#include <algorithm>
#include <queue>
#include <cmath>
#include <set>
using namespace std;

int main(){
	long long K,S;
	cin >> K >> S;

	cout << S*100/(100-K) << endl;
	return 0;
}